13085120

素因数分解:

$2^6\times 5^1\times {\mathrm{103}}^1\times {\mathrm{397}}^1$

素因数の和:517

約数の個数: 56

約数和(自身を含む): 31540704

約数和(自身を除く): 18455584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 103, 160, 206, 320, 397, 412, 515, 794, 824, 1030, 1588, 1648, 1985, 2060, 3176, 3296, 3970, 4120, 6352, 6592, 7940, 8240, 12704, 15880, 16480, 25408, 31760, 32960, 40891, 63520, 81782, 127040, 163564, 204455, 327128, 408910, 654256, 817820, 1308512, 1635640, 2617024, 3271280, 6542560, 13085120]

約数ペア:

[(1, 13085120), (2, 6542560), (4, 3271280), (5, 2617024), (8, 1635640), (10, 1308512), (16, 817820), (20, 654256), (32, 408910), (40, 327128), (64, 204455), (80, 163564), (103, 127040), (160, 81782), (206, 63520), (320, 40891), (397, 32960), (412, 31760), (515, 25408), (794, 16480), (824, 15880), (1030, 12704), (1588, 8240), (1648, 7940), (1985, 6592), (2060, 6352), (3176, 4120), (3296, 3970)]